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GB2155623B - Fibre optic sensor - Google Patents

Fibre optic sensor

Info

Publication number
GB2155623B
GB2155623B GB08406319A GB8406319A GB2155623B GB 2155623 B GB2155623 B GB 2155623B GB 08406319 A GB08406319 A GB 08406319A GB 8406319 A GB8406319 A GB 8406319A GB 2155623 B GB2155623 B GB 2155623B
Authority
GB
United Kingdom
Prior art keywords
fibre optic
optic sensor
sensor
fibre
optic
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
GB08406319A
Other versions
GB8406319D0 (en
GB2155623A (en
Inventor
Roger Edward Jones
Roland Henry Pratt
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
STC PLC
Original Assignee
Standard Telephone and Cables PLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Standard Telephone and Cables PLC filed Critical Standard Telephone and Cables PLC
Publication of GB8406319D0 publication Critical patent/GB8406319D0/en
Priority to NO850865A priority Critical patent/NO850865L/en
Priority to US06/709,488 priority patent/US4647203A/en
Priority to FR8503511A priority patent/FR2560991A1/en
Publication of GB2155623A publication Critical patent/GB2155623A/en
Application granted granted Critical
Publication of GB2155623B publication Critical patent/GB2155623B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/12—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance
    • G01K11/16—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in colour, translucency or reflectance of organic materials
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
    • G01K11/06—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using melting, freezing, or softening

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measuring Temperature Or Quantity Of Heat (AREA)
  • Laminated Bodies (AREA)
  • Heat Sensitive Colour Forming Recording (AREA)
  • Measuring Fluid Pressure (AREA)
  • Instruments For Measurement Of Length By Optical Means (AREA)
  • Color Printing (AREA)
GB08406319A 1983-09-05 1984-03-10 Fibre optic sensor Expired GB2155623B (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
NO850865A NO850865L (en) 1984-03-10 1985-03-05 FIBER OPTICAL SENSOR
US06/709,488 US4647203A (en) 1984-03-10 1985-03-07 Fiber optic sensor
FR8503511A FR2560991A1 (en) 1984-03-10 1985-03-11 FIBER OPTIC SENSOR DEVICE

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58161889A JPS6053984A (en) 1983-09-05 1983-09-05 Display unit for temperature management

Publications (3)

Publication Number Publication Date
GB8406319D0 GB8406319D0 (en) 1984-04-11
GB2155623A GB2155623A (en) 1985-09-25
GB2155623B true GB2155623B (en) 1986-11-26

Family

ID=15743919

Family Applications (2)

Application Number Title Priority Date Filing Date
GB08406319A Expired GB2155623B (en) 1983-09-05 1984-03-10 Fibre optic sensor
GB08510599A Expired GB2155633B (en) 1983-09-05 1984-03-29 Temperature supervision and display unit

Family Applications After (1)

Application Number Title Priority Date Filing Date
GB08510599A Expired GB2155633B (en) 1983-09-05 1984-03-29 Temperature supervision and display unit

Country Status (8)

Country Link
US (1) US4729671A (en)
EP (1) EP0156912B1 (en)
JP (1) JPS6053984A (en)
KR (1) KR890000778B1 (en)
CA (1) CA1217042A (en)
DE (2) DE3490397T1 (en)
GB (2) GB2155623B (en)
WO (1) WO1985001105A1 (en)

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US5023366A (en) * 1986-11-05 1991-06-11 Mitsui Toatsu Chemicals, Incorporated Salicylic acid copolymers and their metal salts, production process thereof, color-developing agents comprising metal salts of the copolymers, and color-developing sheets employing the agents
EP0294931B1 (en) * 1987-05-06 1992-09-02 MITSUI TOATSU CHEMICALS, Inc. Self-lubricating thermosetting resin composition
US4825447A (en) * 1987-09-21 1989-04-25 Bramhall John S Liposomal thermograph and methods for making and using same
FR2623622B1 (en) * 1987-11-24 1990-05-04 Izoard Patrick DEVICE FOR CONTROLLING A POSSIBLE HEATING OF A PRODUCT AND FOR RECORDING BY AN IRREVERSIBLE MARKING OF SUCH A POSSIBILITY
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DE3907683A1 (en) * 1989-03-09 1990-09-20 Badische Tabakmanufaktur INDICATOR, METHOD FOR THE PRODUCTION AND USE THEREOF
WO1992009870A1 (en) * 1990-11-21 1992-06-11 J.P. Laboratories, Inc. Color changing device for monitoring shelf-life of perishable products
US5158364A (en) * 1990-12-21 1992-10-27 Temple University Method of making and using an improved liquid crystal cumulative dosimeter container
US5110215A (en) * 1990-12-21 1992-05-05 Temple University Container for liquid crystal cumulative dosimeter
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US5487352A (en) 1994-09-21 1996-01-30 John R. Williams Temperature indicator for cooked meats
US5756356A (en) * 1995-03-31 1998-05-26 Toyo Ink Manufacturing Co., Ltd. Method of indicating time or temperature-time accumulated value as color change, and materials therefor
US6022141A (en) * 1997-12-12 2000-02-08 Qualicon Apparatus and method for remote temperature measurements
DE19911484B4 (en) * 1998-03-16 2008-04-03 Ricoh Co., Ltd. Material for indicating the history of the temperature, method for producing the same and method using the same
US8783002B2 (en) 1998-09-10 2014-07-22 The Bowden Group Method for providing a regulated atmosphere for packaging perishable goods
US8256190B2 (en) * 1998-09-10 2012-09-04 The Bowden Group System and method for providing a regulated atmosphere for packaging perishable goods
GB9902817D0 (en) * 1999-02-10 1999-03-31 Temp Tell Limited Identification of temperature exposure
DK1228366T3 (en) * 1999-10-11 2015-07-06 Keep It Technologies As Full historical time-temperature indicator system
JP4558135B2 (en) * 2000-04-25 2010-10-06 日油技研工業株式会社 Irreversible thermosensitive composition
DE10101897A1 (en) * 2001-01-16 2002-07-18 Sunyx Gmbh Device for monitoring temperatures comprises a container incorporating a surface that is both hydrophobic and oleophobic, and holding a liquid with a temperature dependent expansion coefficient
JP4947862B2 (en) * 2001-01-29 2012-06-06 日油技研工業株式会社 Temperature sensitive ink and temperature history indicator using it
JP4947863B2 (en) * 2001-01-29 2012-06-06 日油技研工業株式会社 Temperature sensitive ink and temperature history indicator using it
GB0116653D0 (en) * 2001-07-07 2001-08-29 Temp Tell Ltd Time temperature indicators linked to sensory detection
US7140768B2 (en) * 2002-07-15 2006-11-28 Cold Chain Technologies, Inc. System and method of monitoring temperature
FI116318B (en) * 2003-02-27 2005-10-31 Avantone Oy Printed TTI indicators
DE10325714B3 (en) * 2003-06-06 2004-10-14 Herrmann, Karsten Indicator element for showing when a predetermined temperature has been exceeded comprises an encapsulated indicator dissolved or emulsified in a liquid phase
WO2005054800A1 (en) * 2003-12-05 2005-06-16 Chroma Chem Pty Ltd Freeze thaw indicator
DE102005047739B3 (en) * 2005-09-29 2007-02-08 Siemens Ag Substrate with matrix layer for turbine systems and production process has multilayer of and or encapsulated nanoparticles that release a colored material above a threshold temperature
US8980381B2 (en) * 2006-08-29 2015-03-17 Topasol Llc Coating for sensing thermal and impact damage
US20090035865A1 (en) * 2007-08-01 2009-02-05 Demoor Colette Pamela Moisture sensor
JP5833920B2 (en) 2008-06-04 2015-12-16 パテル，ジー Monitoring system based on metal etching
WO2010109023A1 (en) 2009-03-24 2010-09-30 Ribate Y Asociados, S.L.U Temperature-time indicator system based on irreversible colour changes, and corresponding method
US8695528B2 (en) * 2011-10-04 2014-04-15 Sanko Tekstil Isletmeleri Sanayi Ve Ticaret A.S. Intelligent temperature indicator label and method
DE102013108557B3 (en) * 2013-08-08 2014-11-13 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Device for the irreversible detection of exceeding a predetermined temperature
JP2018517199A (en) 2015-03-30 2018-06-28 テンプタイム コーポレーション Two-dimensional barcode, method and apparatus having a dynamic environment data system
US10546172B2 (en) 2015-03-30 2020-01-28 Temptime Corporation Two dimensional barcode with dynamic environmental data system, method, and apparatus
CN107644583B (en) * 2017-11-02 2020-10-27 广东天元实业集团股份有限公司 Label (R)
US11734539B2 (en) 2021-04-05 2023-08-22 Temptime Corporation Dynamic optical property windows in indicia with sensors
US20230366752A1 (en) * 2022-05-11 2023-11-16 Shockwatch, Inc Temperature indicator
US12020097B1 (en) 2023-01-31 2024-06-25 Temptime Corporation 2D bar code using active overlays

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US2809116A (en) * 1955-10-07 1957-10-08 Armour Res Found 2, 4, 6-trinitrobenzoate ester-addition compound indicator
US3002385A (en) * 1960-02-12 1961-10-03 Pyrodyne Inc Temperature indicator
CH483012A (en) * 1968-08-21 1969-12-15 Knight Wegenstein Ag Temperature control indicator for frozen products
US3576604A (en) * 1969-03-06 1971-04-27 Us Navy Method of heat detection
US3695903A (en) * 1970-05-04 1972-10-03 American Standard Inc Time/temperature indicators
US3786777A (en) * 1970-12-31 1974-01-22 Artech Corp Irreversible warm-up indicator
US3826141A (en) * 1971-03-04 1974-07-30 Bio Medical Sciences Inc Temperature indicator
US3774450A (en) * 1971-07-15 1973-11-27 Bio Medical Sciences Inc Temperature indicating composition
SE415036B (en) * 1973-04-25 1980-09-01 Kockums Chem COMPOSITION OF ENZYMATIC SUBSTRATE AND CARRIER AND ITS USE IN AN INDICATOR DEVICE
US3954011A (en) * 1973-09-24 1976-05-04 Minnesota Mining And Manufacturing Company Selected time interval indicating device
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US4114926A (en) * 1976-04-19 1978-09-19 Trans World Technology Laboratories, Inc. Barrier coat for use in thermographic imaging assembly
US4163427A (en) * 1977-12-05 1979-08-07 Isadore Cooperman Freeze-thaw indicator apparatus
US4339207A (en) * 1978-09-28 1982-07-13 Akzona Incorporated Temperature indicating compositions of matter
US4362645A (en) * 1978-09-28 1982-12-07 Akzona, Inc. Temperature indicating compositions of matter
FR2449873A1 (en) * 1979-01-19 1980-09-19 Bagros Michel Temperature rise detectors for frozen food pack or chambers - involving use of fragile or porous glass or plastic vessels contg. liq. dye
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US4301054A (en) * 1979-06-04 1981-11-17 Thermal Imagery, Inc. Thermographic cholesteric coating compositions
IT1121784B (en) * 1979-06-08 1986-04-23 Sala F METHOD AND DEVICES TO DETECT DEFROSTING
GB2055193A (en) * 1979-08-02 1981-02-25 Zeiss Jena Veb Carl Measuring optical interference
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JPS57169640A (en) * 1981-04-10 1982-10-19 Hirotaro Uchida Detecting method for freezing state
JPS6059148B2 (en) * 1981-06-26 1985-12-24 株式会社竹中工務店 Manufacturing method of lightweight ceramic panels
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JPS5976088A (en) * 1982-09-10 1984-04-28 Fujisawa Pharmaceut Co Ltd Novel cephem compound and its preparation
US4637896A (en) * 1982-12-15 1987-01-20 Armstrong World Industries, Inc. Polymeric liquid crystals
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GB8410548D0 (en) * 1984-04-25 1984-05-31 Ciba Geigy Ag Colourable assembly

Also Published As

Publication number Publication date
WO1985001105A1 (en) 1985-03-14
GB8510599D0 (en) 1985-05-30
US4729671A (en) 1988-03-08
EP0156912B1 (en) 1992-05-13
GB8406319D0 (en) 1984-04-11
CA1217042A (en) 1987-01-27
DE3490397T1 (en) 1985-08-22
GB2155633A (en) 1985-09-25
GB2155623A (en) 1985-09-25
EP0156912A4 (en) 1989-03-23
DE3490397C2 (en) 1987-11-05
KR850002307A (en) 1985-05-10
GB2155633B (en) 1987-12-09
JPH0518878B2 (en) 1993-03-15
KR890000778B1 (en) 1989-04-06
EP0156912A1 (en) 1985-10-09
JPS6053984A (en) 1985-03-28

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee